The autonomic nervous system is of two types: the sympathetic and the parasympathetic systems that is responsible for the mechanical and automatic functions in a human body.
<u>Explanation:</u>
The autonomic nervous system is of two types: the sympathetic and the parasympathetic systems that is responsible for the mechanical and automatic functions in a human body.
The parasympathetic nervous system is responsible for the digestion and relaxation of the body, it controls the homeostasis to keep the body in the right health, whereas the sympathetic nervous system helps in human body to react to things, to decide to whether to leave or fight the situation.
Parasympathetic nervous system helps the physical and mental system of the body to relax, whereas sympathetic nervous system erupts the conscious mind to be aware of the physical and mental motives.
Answer:
The “lub” is the first heart sound, commonly termed S1, and is caused by turbulence caused by the closure of mitral and tricuspid valves at the start of systole. The second sound,” dub” or S2, is caused by the closure of aortic and pulmonic valves, marking the end of systole.
Answer:
half of a capsules should be given